Andrews Catalogue 2020

4-speed Transmission Gear Sets

Big Twin Shovel and Pan

E

B

C

D

A

G

F

J

H

I

sions last longer, shift faster, and just plain run better. Bikes with Andrews gears feel so good that it’s hard to believe until you ex- perience the difference for yourself.

Big Twin 4-speed transmissions have been built in several versions since 1936. They were included on bikes with Knuckle engines, Pans, Shovels, and some 1984 and 1985 Evolution 80s. They all used this transmission. With Andrews 4-speed gears, transmis- A: 2.44 1st Gear Set (1959-’84) Best choice for Superglides, choppers, and lighter bikes with stock or smaller motor or trans sprockets. This is a ‘no clunk’ 48 MPH, 1st gear. Installation in 1980–’84 FX requires a 21 tooth 2nd gear. (17T and 20T on cluster; 24T on counter gear). ������� Part #201105 2.60 1st Gear Set (1959-’84) (24T and 16T) (not shown) This ratio works best with “E” glides and heavier bikes with motor or trans sprockets having more teeth than stock sprockets. Installa- tion in 1980–’84 FX requires 21T (1.82 ratio) 2nd gear for this 1st gear. (16T and 20T on cluster; 24T on counter gear.) Part #201145 3.00 1st Gear Set (original stock ratio) (not shown) (1959–‘84) (15T and 20T cluster; 26T counter gear) �����������Part #201090 (1936–‘58) (15T and 20T cluster; 26T counter gear) ����������� Part #201094 (1936–‘58) (24T short 3rd main gear; required for installation of original style 1st gear). ������������������������������������������������������������������ Part #206215 Combination 2.24 1st–1.65 2nd Gear Set (not shown) If you want peak RPM through the quarter mile, this gear set will provide the super close ratio shifting to handle it. OK for street or drags with any size motor. ����������������������������������Part #201020

B: Shift Forks (1-2 fork) (Replaces H-D #34159-36) �������������������Part #209750 (3-4 fork) (Replaces H-D #34158-36) �������������������Part #209760 One piece cold-forged forks. Fully heat treated and black oxide coated, a must for all transmission rebuilds. C: Shift Clutches (1-2 clutch) (Replaces H-D #35665-36) ����������������Part #205120 (3-4 clutch) (Replaces H-D #35440-38) ��������������� Part #205340 Replacement clutches are specially heat treated and shot peened for super durability. 3-4 clutches are face milled and have longer (Replaces H-D#35751-36) Stock 2nd gear with drive slots include lead-in ramps for more positive 1-2 shifts. This 21-tooth gear fits 1941–1979. It will also fit later transmissions but requires one of the first gear sets shown in paragraph A . ��������������Part #202160 E and F: Close Ratio 3rd Set (1.35 Ratio) (18T and 23T) (Early) For transmissions built before mid 1976, to serial #U-8958 (or lower) with loose needle bearings. ������������������ Part #203365 (Late) For transmissions built after mid 1976, from serial #U-8959 (or higher) with caged needle bearings. ����������������Part #203375 New design drive slots include lead-in ramps for quicker, more positive shifting (similar to stock 3rd and 4th gears). lead in ramps for more positive shifts. D: Stock 2nd Gear (1.82 Ratio) (21T)

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